package com.atguigu.rabbitmq.springbootrabbitmq.controller;

import com.atguigu.rabbitmq.springbootrabbitmq.config.DelayedQueueConfig;
import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.Date;

/**
 * 发送延迟信息
 * http://localhost:8080/ttl/sendMsg/嘻嘻嘻
 *
 * @author 连志阳
 * @since 2022/2/9
 */
@Slf4j
@RestController
@RequestMapping("/ttl")
public class SendMsgController {
    
    @Autowired
    private RabbitTemplate rabbitTemplate;
    
    /**
     * 开始发消息
     */
    @GetMapping("/sendMsg/{message}")
    public void sendMsg(@PathVariable String message) {
        log.info("当前时间：{}，发送一条消息给两个TTL队列：{}", new Date().toString(), message);
        rabbitTemplate.convertAndSend("X", "XA", "信息来自ttl为10s的队列：" + message);
        rabbitTemplate.convertAndSend("X", "XB", "信息来自ttl为40s的队列：" + message);
    }
    
    /**
     * 开始发消息 消息 TTL
     */
    @GetMapping("/sendExpirationMsg/{message}/{ttlTime}")
    public void sendMsg(@PathVariable String message, @PathVariable String ttlTime) {
        log.info("当前时间：{}，发送一条时长{}毫秒TTL消息给队列QC：{}",
            new Date().toString(), ttlTime, message);
        rabbitTemplate.convertAndSend("X", "XC", message, msg -> {
            //发送消息的时候延迟时长
            msg.getMessageProperties().setExpiration(ttlTime);
            return msg;
        });
    }
    
    @GetMapping("/sendDelayMsg/{message}/{delayTime}")
    public void sendMsg(@PathVariable String message, @PathVariable Integer delayTime) {
        log.info("当前时间：{}，发送一条时长{}毫秒信息给延迟队列delayed.queue：{}",
            new Date().toString(), delayTime, message);
        rabbitTemplate.convertAndSend(DelayedQueueConfig.DELAYED_EXCHANGE_NAME,
            DelayedQueueConfig.DELAYED_ROUTING_KEY, message, msg -> {
            //发送消息的时候延迟时长，单位：ms
            msg.getMessageProperties().setDelay(delayTime);
            return msg;
        });
        
        
        
        
        
        
        
        
    }
    
}
